mirror of
https://gitlab.com/apparmor/apparmor
synced 2025-08-22 01:57:43 +00:00
db66b36064
Let the state deal with permission mappings and what to do if outputting an index. Signed-off-by: John Johansen <john.johansen@canonical.com>
64 lines
1.9 KiB
C++
64 lines
1.9 KiB
C++
/*
|
|
* (C) 2006, 2007 Andreas Gruenbacher <agruen@suse.de>
|
|
* Copyright (c) 2003-2008 Novell, Inc. (All rights reserved)
|
|
* Copyright 2009-2012 Canonical Ltd.
|
|
*
|
|
* The libapparmor library is licensed under the terms of the GNU
|
|
* Lesser General Public License, version 2.1. Please see the file
|
|
* COPYING.LGPL.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public License
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*
|
|
*
|
|
* Create a compressed hfa (chfa) from and hfa
|
|
*/
|
|
#ifndef __LIBAA_RE_CHFA_H
|
|
#define __LIBAA_RE_CHFA_H
|
|
|
|
#include <map>
|
|
#include <vector>
|
|
|
|
#include "hfa.h"
|
|
|
|
#define BASE32_FLAGS 0xff000000
|
|
#define DiffEncodeBit32 0x80000000
|
|
#define MATCH_FLAG_OOB_TRANSITION 0x20000000
|
|
#define base_mask_size(X) ((X) & ~BASE32_FLAGS)
|
|
|
|
using namespace std;
|
|
|
|
class CHFA {
|
|
typedef vector<pair<const State *, size_t> > DefaultBase;
|
|
typedef vector<pair<const State *, const State *> > NextCheck;
|
|
public:
|
|
CHFA(DFA &dfa, map<transchar, transchar> &eq, optflags const &opts,
|
|
bool permindex);
|
|
void dump(ostream & os);
|
|
void flex_table(ostream &os);
|
|
void init_free_list(vector<pair<size_t, size_t> > &free_list,
|
|
size_t prev, size_t start);
|
|
bool fits_in(vector<pair<size_t, size_t> > &free_list, size_t base,
|
|
StateTrans &cases);
|
|
void insert_state(vector<pair<size_t, size_t> > &free_list,
|
|
State *state, DFA &dfa);
|
|
|
|
private:
|
|
vector<uint32_t> accept;
|
|
vector<uint32_t> accept2;
|
|
DefaultBase default_base;
|
|
NextCheck next_check;
|
|
map<const State *, size_t> num;
|
|
map<transchar, transchar> eq;
|
|
transchar max_eq;
|
|
ssize_t first_free;
|
|
unsigned int chfaflags;
|
|
};
|
|
|
|
#endif /* __LIBAA_RE_CHFA_H */
|